Washington DC, Oct. 20 -- The US State Department on October 19 added a new risk designation to its travel advisory for mainland China, warning American citizens that they face a serious risk of wrongful detention, according to a report by The Epoch Times (TET).

"The Department of State has determined that Americans are at serious risk of wrongful detention in China," a State Department spokesperson told TET in a statement.

The newly added "D" designation comes as Beijing continues to detain two US citizens, U Min Zin and Chen Youlin, whom Washington has described as wrongfully detained, the report said. The development has renewed concerns over China's alleged use of detention and judicial proceedings to exert political pressure on for...